<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        body {
            margin: 0;
            padding: 20px;
            box-sizing: border-box;
        }

        .slideshow {
            width: 500px;
            height: 300px;
            background-color: #ccc;
            border-radius: 10px;
            position: relative;
            margin: 0 auto;
        }

        .slideshow .image-swiper {
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 10px;
            overflow: hidden;
            transition: all 0.5s;
            /* position: relative; */
        }

        .slideshow .image-swiper .move {
            position: absolute;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
            background-color: rgba(0, 0, 0, 0.5);

        }

        .slideshow .image-swiper img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            /* opacity: 0; */
            transition: all 5s;
        }

        .slideshow .image-swiper img {
            width: 100%;
            height: 100%;
            /* opacity: 0; */
        }

        .slideshow .arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            /* font-size: 10px; */
            color: #000;
            cursor: pointer;
            z-index: 1;
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0;
            margin: 0;
        }


        .slideshow .arrow .next {
            background-color: rgba(206, 201, 201, 0.4);
            border-radius: 50px 0 0 50px;
            padding: 5px;
        }

        .slideshow .arrow .prev {
            background-color: rgba(206, 201, 201, 0.4);
            border-radius: 0 50px 50px 0;
            padding: 5px;
        }



        .slideshow .bottom ul {
            position: absolute;
            left: 50%;
            bottom: 10px;
            display: flex;
            justify-content: space-around;
            transform: translateX(-50%);
            list-style: none;
            margin: 10px;
            padding: 5px;
            background-color: rgba(255, 255, 255, 0.325);
            border-radius: 20px;
        }

        .slideshow .bottom ul li {
            width: 10px;
            height: 10px;
            background-color: white;
            border-radius: 50%;
            cursor: pointer;
            margin: 2px;
        }

        .slideshow .bottom ul li.active {
            background-color: red;
        }
    </style>
</head>

<body>
    <div class="slideshow">
        <div class="image-swiper">
            <div class="move">
                <img src="https://picsum.photos/id/1012/1200/800" alt="轮播图1">
                <img src="https://picsum.photos/id/1015/1200/800" alt="轮播图2">
                <img src="https://picsum.photos/id/1019/1200/800" alt="轮播图3">
            </div>
        </div>
        <div class="arrow">
            <span class="prev">&#10094;</span>
            <span class="next">&#10095;</span>

        </div>

        <div class="bottom">
            <ul>
                <li></li>
                <li class="active"></li>
                <li></li>
            </ul>
        </div>
    </div>
</body>

</html>